66500625

素因数分解:

$3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1275

約数の個数: 40

約数和(自身を含む): 114713280

約数和(自身を除く): 48212655

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 125, 145, 375, 435, 625, 725, 1223, 1875, 2175, 3625, 3669, 6115, 10875, 18125, 18345, 30575, 35467, 54375, 91725, 106401, 152875, 177335, 458625, 532005, 764375, 886675, 2293125, 2660025, 4433375, 13300125, 22166875, 66500625]

約数ペア:

[(1, 66500625), (3, 22166875), (5, 13300125), (15, 4433375), (25, 2660025), (29, 2293125), (75, 886675), (87, 764375), (125, 532005), (145, 458625), (375, 177335), (435, 152875), (625, 106401), (725, 91725), (1223, 54375), (1875, 35467), (2175, 30575), (3625, 18345), (3669, 18125), (6115, 10875)]